WEST BERLIN, N.J., Sept. 11, 2006 -- Dynasil Corp. of America announced it will acquire all the stock of Ithaca, N.Y.-based Evaporated Metal Films (EMF) Corp. for an undisclosed amount of cash. Dynasil manufactures optical blanks from synthetic fused silica and other optical materials, as well as optical components and specialized...Read full articleRelated content from Photonics MediaARTICLESDynasil Enhances IR Coating by Adding Diamond-Like Carbon Coating ChamberDynasil Corporation of America, a developer and manufacturer of optics and photonics products, optical detection and analysis technology and components for the homeland security, medical and...Photonics Buyers' Guide January 2018 IssueQCL, THz Frequency Combs May Become the Future of Wi-FiWatch the video as professor Federico Capasso explains his group's discovery. Wi-Fi and cellular data traffic are increasing exponentially, but unless the capacity of wireless links can be increased,...Photonics Spectra October 2018 IssuePromise of Organic Photonics Looms LargeOrganic materials could supersede their inorganic cousins in many applications thanks to some unique and intriguing properties. From lasers, lighting and Li-Fi (light fidelity) to OLED TVs and solar...Photonics Spectra October 2017 IssueSingle Laser Source Generates Six Entangled Waves, Setting a New RecordScientists at the University of São Paulo's Physics Institute (IFUSP) have demonstrated the entanglement of six light waves generated by an optical parametric oscillator (OPO). Entanglement...Photonics Spectra November 2018 IssuePRODUCTSDiffraction Grating SolutionsDiffraction efficiency and dynamic range are critical parameters in many spectrometric instrument designs. Understanding why a particular reflective or transmission diffraction grating may have small...Promoted Content September 2017 IssueBeamsplittersA beamsplitter is used to separate a single beam of light into two or more individual beams of light. We offer several forms of beamsplitters applicable to a broad range of spectroscopy and...Photonics Buyers' Guide January 2018 IssueDiffraction GratingsWe are one of the few manufacturers offering in-house custom design and manufacturing capabilities for both ruled and holographically recorded diffraction gratings.Photonics Buyers' Guide January 2018 IssueMini-Chrom MonochromatorsOur Mini-Chrom monochromators are a family of compact, in-line Fastie Ebert monochromators with a 74mm focal length, ideally suited for OEM system integration, as well as general spectroscopy use....Photonics Buyers' Guide January 2018 IssueMEDIACapasso Group's Optical Harmonic Combs Could Operate as THz SourceResearchers at Harvard's John A. Paulson School of Engineering and Applied Sciences (SEAS) have discovered a new phenomenon of quantum cascade laser frequency combs, which would allow the devices to...Photonics.com 8/10/2018Photonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...Photonics.com 2/21/2018An Introduction to Precision OpticalA complete history of Precision Optical is presented along with products and services offered.Photonics.com 10/22/2015Boson Computing - LIGHT MATTERS 01.02.2013-Boson Computing -Flexible Solar Cells -Photonic Scalpel On this edition of Light Matters, a new computer model is based on bosons, flexible solar cells show great appeal, light turns to sound, then...Photonics.com 1/2/2013WHITEPAPERSSolving 5 Big Thin-Film Deposition Challenges Facing Contract CoatersThe contract thin-film coating industry is poised for growth, with many target markets expected to see substantial gains over the next five to ten years. Contract coaters need to align their...Photonics.com 5/7/2018High Power, High LIDT Laser Optics - Understanding Optics for-High Power LasersCatalog optics are fine for many laser applications but high power lasers require specified damage optical characteristics. The whitepaper explores power resilience of laser optics, working with test...Photonics.com 7/3/2017Electrical-to-Optical and Optical-to-Electrical Converter MeasurementsAs fiber and free-space optical communication bandwidths increase, the need for very high speed optical modulators and detectors has also increased. The frequency response characterization of these...Photonics.com 2/8/2018X-Mode™ DBRs Enable Extended Tuning RangeThe Photodigm family of high-power edge-emitting Distributed Bragg Reflector (DBR) laser diodes is based on Photodigm’s proprietary single epi growth DBR laser architecture. 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Kong received his Ph.D. in Optical Engineering...Photonics.com 4/20/2017Optical Tools for Mapping and Fixing Complex Biological SystemsComplex biological systems like the brain present a challenge: their molecular building blocks are organized with nanoscale precision, but support physiological processes and computations that occur...Photonics.com 7/1/2015PHOTONICS DICTIONARY TERMSmirror coatingOne or more thin-film layers of optical material deposited on a mirror blank/substrate in order to enhance the way that substrate reflects light. For example of optical materials/optical coatings...EDU.photonics.com 9/8/2009oculometerAn electro-optical infrared tracker consisting of a beamsplitter, an illuminating source, an image dissector tube and an electronics unit, that automatically acquires and tracks particular eye...EDU.photonics.com 9/8/2009integrated opticsA thin-film device containing miniature optical components connected via optical waveguides on a transparent dielectric substrate, whose lenses, detectors, filters, couplers and so forth perform...EDU.photonics.com 9/8/2009free-space optics (FSO)A type of optical communications technology dealing with the use of lasers and other light sources to send telecommunication signals along a line of sight through the atmosphere. Also called...EDU.photonics.com 9/8/2009PHOTONICS HANDBOOK ARTICLESPlastic Optics: Specifying Injection-Molded Polymer Optics: The versatility of polymer optics opens new doors for optical designers who understand the whys and hows of specifications.The use of precision polymer optics is becoming an increasing necessity today as products demand sophisticated light handling components to achieve desired results. Polymer optics can be thought of...Photonics HandbookOptical Coatings: Improving Traditional Technology: The challenges of producing dense wavelength division multiplexing (DWDM) filters for telecommunications has revolutionized the optical coating industry. This has resulted in coatings that display precision and stability orders of magnitude better than earlier offerings.The common polycrystalline materials used for optical thin-film materials do not satisfy the requirements of telecommunications because of the instabilities caused by moisture absorption in their...Photonics HandbookSemiconductor Lasers: An Overview of Commercial Devices: Within only a few decades, the semiconductor laser diode has evolved into a family of robust, reliable devices, with individual conversion efficiencies of better than 60 percent, continuous output powers of several kilowatts, modulation rates of several tens of gigahertz, and wavelengths from 0.4 to beyond 2 µm. This article discusses the structures and characteristics of the most common commercial varieties.Laser diodes vary widely in their wavelengths, powers, spectra and beam quality. Yet they share two fundamental components with all other lasers: an optical amplifier and a resonator that confines...Photonics HandbookThe VCSEL Advantage: Increased Power, Efficiency Bring New Applications: Vertical-cavity surface-emitting lasers (VCSELs) differ from edge-emitting lasers in that their output beam is perpendicular to the top surface of the device instead of parallel to it.Unlike an edge emitter, a VCSEL has a maximum operating power that is not limited by catastrophic optical damage of the exit aperture because its aperture is larger and its PN junction does not...Photonics HandbookPHOTONICS BUYERS' GUIDE CATEGORIESHigh Damage Threshold CoatingsThin-Film CoatingsDichroic CoatingsOptical Thin-Film Design ServicesCOMPANIESSpectrogon US Inc.Spectrogon manufactures and develops optical filters, thin-film coatings, and holographic diffraction gratings. 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